20180815920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{34057}}^1$

素因数の和:34899

約数の個数: 120

約数和(自身を含む): 67858249056

約数和(自身を除く): 47677433136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 823, 1646, 2469, 3292, 4115, 4938, 6584, 7407, 8230, 9876, 12345, 13168, 14814, 16460, 19752, 24690, 29628, 32920, 34057, 37035, 39504, 49380, 59256, 65840, 68114, 74070, 98760, 102171, 118512, 136228, 148140, 170285, 197520, 204342, 272456, 296280, 306513, 340570, 408684, 510855, 544912, 592560, 613026, 681140, 817368, 1021710, 1226052, 1362280, 1532565, 1634736, 2043420, 2452104, 2724560, 3065130, 4086840, 4904208, 6130260, 8173680, 12260520, 24521040, 28028911, 56057822, 84086733, 112115644, 140144555, 168173466, 224231288, 252260199, 280289110, 336346932, 420433665, 448462576, 504520398, 560578220, 672693864, 840867330, 1009040796, 1121156440, 1261300995, 1345387728, 1681734660, 2018081592, 2242312880, 2522601990, 3363469320, 4036163184, 5045203980, 6726938640, 10090407960, 20180815920]

約数ペア:

[(1, 20180815920), (2, 10090407960), (3, 6726938640), (4, 5045203980), (5, 4036163184), (6, 3363469320), (8, 2522601990), (9, 2242312880), (10, 2018081592), (12, 1681734660), (15, 1345387728), (16, 1261300995), (18, 1121156440), (20, 1009040796), (24, 840867330), (30, 672693864), (36, 560578220), (40, 504520398), (45, 448462576), (48, 420433665), (60, 336346932), (72, 280289110), (80, 252260199), (90, 224231288), (120, 168173466), (144, 140144555), (180, 112115644), (240, 84086733), (360, 56057822), (720, 28028911), (823, 24521040), (1646, 12260520), (2469, 8173680), (3292, 6130260), (4115, 4904208), (4938, 4086840), (6584, 3065130), (7407, 2724560), (8230, 2452104), (9876, 2043420), (12345, 1634736), (13168, 1532565), (14814, 1362280), (16460, 1226052), (19752, 1021710), (24690, 817368), (29628, 681140), (32920, 613026), (34057, 592560), (37035, 544912), (39504, 510855), (49380, 408684), (59256, 340570), (65840, 306513), (68114, 296280), (74070, 272456), (98760, 204342), (102171, 197520), (118512, 170285), (136228, 148140)]